Given three glasses A, B and C of capacities 8, 5 and 3 respectively. The first glass is full of water. The problem is to measure out 4 units of water.
给你分别为容量8，5 和3的杯子，第一个杯子里面装满了水，怎样可以量出4个单位的水？
Monday, March 22, 2010
Water Measuring 1 / 怎样分水 1
Obtaining 4 gallons of water using 5-gallon and 3-gallon jugs and water from a public fountain.
用一个5加仑和一个3加仑的桶，水可以任意获取，如何取得4加仑的水？
用一个5加仑和一个3加仑的桶，水可以任意获取，如何取得4加仑的水？
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